ActivityPub: Add undo for emoji reactions.

test/web/activity_pub/activity_pub_test.exs

@@ -761,16 +761,40 @@ defmodule Pleroma.Web.ActivityPub.ActivityPubTest do
   end
 
   describe "unreacting to an object" do
-    test "adds an emoji reaction activity to the db" do
+    test_with_mock "sends an activity to federation", Pleroma.Web.Federator, [:passthrough], [] do
+      Pleroma.Config.put([:instance, :federating], true)
       user = insert(:user)
       reactor = insert(:user)
       {:ok, activity} = CommonAPI.post(user, %{"status" => "YASSSS queen slay"})
       assert object = Object.normalize(activity)
 
-      {:ok, reaction_activity, object} = ActivityPub.react_with_emoji(reactor, object, "🔥")
-      {:ok, unreaction_activity} = ActivityPub.unreact_with_emoji(reactor, reaction_activity.id)
+      {:ok, reaction_activity, _object} = ActivityPub.react_with_emoji(reactor, object, "🔥")
 
-      IO.inspect(object)
+      assert called(Pleroma.Web.Federator.publish(reaction_activity))
+
+      {:ok, unreaction_activity, _object} =
+        ActivityPub.unreact_with_emoji(reactor, reaction_activity.data["id"])
+
+      assert called(Pleroma.Web.Federator.publish(unreaction_activity))
+    end
+
+    test "adds an undo activity to the db" do
+      user = insert(:user)
+      reactor = insert(:user)
+      {:ok, activity} = CommonAPI.post(user, %{"status" => "YASSSS queen slay"})
+      assert object = Object.normalize(activity)
+
+      {:ok, reaction_activity, _object} = ActivityPub.react_with_emoji(reactor, object, "🔥")
+
+      {:ok, unreaction_activity, _object} =
+        ActivityPub.unreact_with_emoji(reactor, reaction_activity.data["id"])
+
+      assert unreaction_activity.actor == reactor.ap_id
+      assert unreaction_activity.data["object"] == reaction_activity.data["id"]
+
+      object = Object.get_by_ap_id(object.data["id"])
+      assert object.data["reaction_count"] == 0
+      assert object.data["reactions"] == %{}
     end
   end